@charset "utf-8";
/*解决浏览器文字兼容问题*/
body{
    font-family: "Helvetica Neue",helvetica,arial,"microsoft yahei UI","microsoft yahei",simhei,"\5B8B\4F53",simsun,sans-serif;
    color: #666;
}
body a{text-decoration: none;}
/*导航*/
#navbarCollapse ul{
    margin-top:0px ;
}
.nav > li > a{
    padding: 10px 7px;
}
/*底部*/
#footer{
    background-color: #222;
    border-top: 1px solid #CCCCCC;
    padding: 20px;
    text-align: center;
    color: #eee;
}
/*巨幕*/
.jumbotron{
    color: #ffffff;
    background-image: url(http://p1.qhimg.com/t014a92554152d1ad97.png);
    height: 400px;
    margin-bottom: 0;
}
.jumbotron h1{
    font-size:28px;
    font-weight: bold;
    transform: translate(0%, 200%);
}
.jumbotron h4{
    font-size:16px;
    padding:7.5rem 0 0 0.5rem;
    width: 60%;
    line-height: 1.5;
}

/*没有小于768px，是因为bootstrap以移动端为优先设计*/
/*响应式*/
/*小屏幕（平板，大于等于768）*/
@media only screen and (min-width:768px ) {

    .jumbotron h1{
        font-size:34px
    }
    .jumbotron h4{
        font-size:16px;
    }
}
/*中等屏幕（桌面显示器，大于等于992）*/
@media only screen and (min-width:992px ) {

    .jumbotron h1{
        font-size:36px
    }
    .jumbotron h4{
        font-size:18px
    }
}
/*大等屏幕（大桌面显示器，大于等于1200）*/
@media only screen and (min-width:1200px ) {

    .jumbotron h1{
        font-size:38px
    }
    .jumbotron h4{
        font-size:20px
    }
}